Andy Pugh wrote: > Assuming it is a conventional lathe with a leadscrew and a power-feed > shaft down the front, then perhaps a solution would be to simply > independently motorise both shafts from the right-hand end? > Either way (Acme leadscrew or feed driveshaft), it would have too much backlash for my liking. The feeds on this machine are done through metal plate clutches, and I have no idea of the cyclic errors in the gear train. If I was going to do it, it would be done with ballscrews on both axes.
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